20 biology questions - The Science Quiz Site

1. Which of the features listed would be found in ALL living cells?

chloroplasts - cell wall - cytoplasm

Nucleus - cell membrane - cytoplasm

nucleus - large cell vacuole - chloroplasts

cytoplasm - cell wall - nucleus

2. You find an animal whose body is covered with scales.
The animal has four legs and is lying in the shade of some grass.
To which animal group is this animal likely to belong?

Amphibian

Mammal

Reptile

Bird

3. What is yeast used for?

To make cheese

To cure chickenpox

To make yogurt

To make bread rise

4. ARTHROPODS are animals that have which features?

Tentacles (like a squid or octopus)

A hard shell and a muscular foot (like a snail)

No legs (like a worm or leech

Several pairs of jointed legs (like an ant or spider)

5. Where are the female gametes (ovules) in a plant found?

Stamen

Stigma

Ovary

Sepals

6. Which mineral is needed to help make healthy blood?

Fluorine

Iron

Calcium

Iodine

7. What would be the effect on an ecosystem if all the herbivores suddenly died out

There would be more parasites

There would be more plants and fewer carnivores

There would be less plants and more carnivores

There would be more foxes

8. Which of these sentences is correct

Stamens produce seeds

The roots of a plant make food from air and water

The Leaves of a plant attract insects

The stamen produces pollen

9. How does exhaled air compare to inhaled air ?

They are the same.

Exhaled air contains no oxygen.

Exhaled air is mostly carbon dioxide.

Exhaled air contains less oxygen and more carbon dioxide than inhaled air.

10. Photosynthesis is how plants make food

Why does photosynthesis usually stop at night?

Because the plants are carrying respiration instead of photosynthesis

Because it is too dark

Because there isn't enough oxygen in the air

Because it is too cold

11. What biological process releases oxygen into the atmosphere?

Respiration

Photosynthesis

Osmosis

Decomposition

12. A kidney is best described as

tissue

a cell

an organism

an organ

13. From where do producers in a food chain get their energy?

2

From microbes in the soil

From plants

From small animals

From the sun

14. Which of the following animals is an INSECT (has six legs))

Butterfly

Mouse

Lizard

Snake

15. Which part of a cell contains the genetic material?

The nucleus

The cytoplasm

The cell membrane

Chloroplasts

2

16. Where are the eggs made in an animal?

The stomach

The heart

The womb

The ovary

17. Bacteria and fungi help plants rot in the soil
True or false?

TRUE

FALSE

18. What is a PLACENTA?

A piece of laboratory glassware

An organ that provides food and oxygen for a developing baby

A storage container for plants

An organ in the body that stores food

19. Pick the two products of respiration

Water

Sugar

Oxygen

Carbon dioxide

20. Give an example of a reptile

Frog

Lizard

Goldfish

Worm