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The correct answer is B. Animals and plants.
Both plants and animals produce carbon dioxide during respiration.
sharon kalunda answered the question on July 29, 2019 at 13:33
- Which one of the following groups of symptoms is correctly matched with the deficiency disease? (Solved)
Which one of the following groups of symptoms is correctly matched with the deficiency disease?
Rickets------- ------Anaemia------------- Kwashiorkor
A. Bowlegged-----------brown hair----------- wrinkled face.
B. Knock kneed---------pale eyes------------ potbellied.
C. Rapid heartbeat -----potbellied--------- breathlessness
D. Brown hair ----------wrinkled face -------bowlegged.
Date posted: July 29, 2019. Answers (1)
- Which one of the following consists of foods that are mainly for body building? (Solved)
Which one of the following consists of foods that are mainly for body building?
A. Beef, cassava, potatoes.
B. Mutton, maize, pawpaw.
C. Peas, beans, eggs.
D. Carrots, bananas, tomatoes.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is a source of electricity? (Solved)
Which one of the following is a source of electricity?
A Torch.
B Dam.
C Solar panel.
D Biogas plant.
Date posted: July 29, 2019. Answers (1)
- Formation of a rainbow can be demonstrated by the following activities except when (Solved)
Formation of a rainbow can be demonstrated by the following activities except when
A. Observing the sun through a horizontally-held transparent biro pen casing
B. Placing a mirror in water to face the sun
C. Spraying water in the air from the mouth in bright sunshine
D. Placing a biro pen casing on water in a glass container.
Date posted: July 29, 2019. Answers (1)
- The energy transformation that takes place when a torch that uses batteries is switched on is (Solved)
The energy transformation that takes place when a torch that uses batteries is switched on is
A. electrical--->chemical--->heat--->light
B. electrical--->heat---->chemical--->light
C. chemical--->electrical--->light--->heat
D. chemical----> electrical--->heat-->light
Date posted: July 29, 2019. Answers (1)
- A mixture of salt solution, maize grains and iron filings can be separated by (Solved)
A mixture of salt solution, maize grains and iron filings can be separated by
A. Filtering, Use of magnet, evaporation
B. Decanting, picking, winnowing
C. Filtering, decanting, evaporation
D. Winnowing, use of magnet, picking.
Date posted: July 29, 2019. Answers (1)
- Which one of the following statements is true about liquids and gases? (Solved)
Which one of the following statements is true about liquids and gases?
A. Liquids have definite volume
B. Gases have definite volume.
C. Liquids have definite shape.
D. Gases have definite shape.
Date posted: July 29, 2019. Answers (1)
- Which one of the following pairs of processes are as a result of increase and decrease in temperature respectively?(Solved)
Which one of the following pairs of processes are as a result of increase and decrease in temperature respectively?
Increase--------------- Decrease
A. Freezing ----------------condensation
B. Expansion-------------- evaporation
C. Contraction ------------expansion
D. Melting ---------------condensation
Date posted: July 29, 2019. Answers (1)
- Which one of the following components of air is used for preservation of soft drinks?(Solved)
Which one of the following components of air is used for preservation of soft drinks?
A. Carbon dioxide.
B. Nitrogen.
C. Oxygen.
D. Inert gases.
Date posted: July 29, 2019. Answers (1)
- The following are methods of maintaining simple tools:
(i) Cleaning after use
(ii) Proper storage
(iii) Sharpening cutting edges
(iv) Proper use of tools.
Which...(Solved)
The following are methods of maintaining simple tools:
(i) Cleaning after use
(ii) Proper storage
(iii) Sharpening cutting edges
(iv) Proper use of tools.
Which pair consists only of methods for safety from accidents?
A. (ii) and (iv).
B. (i) and (iv).
C. (ii) and (iii).
D. (i) and (iii).
Date posted: July 29, 2019. Answers (1)
- Mary and John were playing on the see-saw as shown in the diagram below.
In order to balance on the see-saw(Solved)
Mary and John were playing on the see-saw as shown in the diagram below.
In order to balance on the see-saw
A. John should move towards the pivot
B. Mary should move away from pivot
C. Move the pivot towards John
D. Move the pivot towards Mary.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is an advantage of hard water? (Solved)
Which one of the following is an advantage of hard water?
A. Saves soap during washing.
B. Lathers easily with soap.
C. Forms scum with soap.
D. Suitable for drinking.
Date posted: July 29, 2019. Answers (1)
- In which one of the following activities is water used in industries?(Solved)
In which one of the following activities is water used in industries?
A. Cleaning tools and equipment.
B. Preparation of soft drinks.
C. Washing cars.
D. Watering plants.
Date posted: July 29, 2019. Answers (1)
- The diagram below represents a beak of a certain bird.
The bird represented is(Solved)
The diagram below represents a beak of a certain bird.
The bird represented is
A. filter feeder
B. grain eater
C. nectar feeder
D. fish eater.
Date posted: July 29, 2019. Answers (1)
- Which one of the following is a characteristic of amphibians? (Solved)
Which one of the following is a characteristic of amphibians?
A. Lay their eggs on land.
B. Live partly in water.
C. Have moist skin with scales.
D. Adults breathe through gills.
Date posted: July 29, 2019. Answers (1)
- Which one of the following groups consists only of field pests?(Solved)
Which one of the following groups consists only of field pests?
A. Weavils, aphids and weaver birds.
B. Aphids, weaver birds and white ants
C. Weavils, white ants and stalkborer.
D. Aphids, weaver birds and stalkborer.
Date posted: July 29, 2019. Answers (1)
- The following are some adaptations of plants that grow in wet environment except having (Solved)
The following are some adaptations of plants that grow in wet environment except having
A. Large flat leaves
B. Leaves with waxy upper surface
C. Thick leaf cuticle
D. An increased number of stomata.
Date posted: July 29, 2019. Answers (1)
- In order to make a certain weather instrument, a pupil assembled the following materials: Glass battle, ink, biro pen lube, nails, manilla paper and water....(Solved)
In order to make a certain weather instrument, a pupil assembled the following materials: Glass battle, ink, biro pen lube, nails, manilla paper and water. Which one of the following instrument was the pupil likely to make?
A. Wind vane.
B. Liquid thermometer.
C. Rain gauge.
D. Windsock.
Date posted: July 29, 2019. Answers (1)
- Which one of the following pairs consists of planets with the longest orbits? (Solved)
Which one of the following pairs consists of planets with the longest orbits?
A. Mars and Mercury.
B. Venus and Jupiter.
C. Earth and Saturn.
D. Neptune and Uranus.
Date posted: July 29, 2019. Answers (1)
- The following are sexually transmitted infections except (Solved)
The following are sexually transmitted infections except
A. syphilis
B. gonorrhoea
C. bilharzia
D. chancroid.
Date posted: July 29, 2019. Answers (1)