Life Sciences -Grade 10 - Lesson 11 - Heterotrophs LS10L11

​ (a)   produce​ their own food whereas​ (b)   need to feed on other organisms.

• Autotrophs
• Heterotrophs
• Abiotcs
• Biotics

Select the abiotic factors evident in the African savannah picture.

• tree

• water

• air

• grass

• sunlight

Select the biotic factors evident in the African savannah picture.

• tree

• water

• mongoose

• grass

• crocodile

​ (a)   are able produce their own energy from toxic chemicals and oxygen.

• Chemotrophs
• Extremotrophs
• Bacteriotrophs
• Heterotrophs

​ (a)   are producers, ​ (b)   are primary consumers and ​ (c)   are secondary or tertiary consumers

• Plants
• Herbivores
• Carnivores
• Rays of sunlight

The following are examples of detritivores:

• tree

• worm

• fly

• snake

Reorder the following:

• Plants convert radiant energy into chemical energy

• Carnivores receive energy when they eat other animals

• Plants use the energy they make for their life processes

• Plants capture energy from the sun

• Plants pass stored energy on when eaten by herbivores