التكيف

Aestivation means:

• Winter sleep of the animals

• Summar-sleep of the animals

• Blending-behavior of an animal with its surrounding

• None of these

Plant eaters are known as:

• Herbivores

• Carnivores

• Omnivores

• None of these

When in water, frogs take breathe with the help of:

• Lungs

• Gills

• Flippers

• Moist skin

Which of the following is an Omnivore?

• Monkeys

• Eagles

• Hawks

• Foxes

A plant growing towards a source of light is a form of:

• Positive thigmotropism

• Negative thigmotropism

• Positive phototropism

• positive

  Photothensis

A C3 plant is one that is able to grow:

• In all climates

• In arid climates

• In wet climates

• In moderate climates

The stomatal opening of a plant is:

• Always found on the upper part of a leaf

• an opening for the absorption of carbon dioxide

• Always found on the lower part of a leafIs

• an opening for the release of waterIs

C4 plants:

• Have stomata on the upper side of leaves

• Only absorb carbon dioxide at night and use it during the day

• Grow well in moderate climates

• Grow well in wet climates

air plant that grow upon other plant for physical support:

• Epphytes

• hydrophytes

• aerial animals

• none

An example of discontinuous variation is...

• eye colour

• height

• weight

• shoe size