Science Q4 Review

Which of the following does not show interdependence among living and non-living organisms?

• Living things need water to control body temperature.

• Animals use sunlight so they can hunt their prey easily.

• Dead plants and animals are decomposed by bacteria.

• Plants absorb nutrients from the soil.

Producers are found at the bottom of a food chain. What is a producer?

• A producer makes their own food.

• A producer breaks down dead bodies.

• A producer feeds on animals.       

• A producer hunts and gathers food.   

In what way will a puppy be similar to its parents when it grows up? The puppy will . . .

• have similar running speed

• have similar body structures

•    have the same exact fur color like its parents

• will live in the same place

A food web consists of several food chains that are linked

      together. How many food chains are there in the diagram?

• 4

• 5

• 6

• 7

Which of the following traits children may inherit from their parents?

I - dimples

II - blood type

III - handwriting

IV - height

V - scar

• I and II

• I, III and IV

• III and V

• I, II and IV

Based on the pedigree chart, which of the following is true?

• Only Amy’s daughters are most likely to inherit trait Y.

• There will be 25% chance that her children will inherit trait Y.

• Only Amy’s sons are most likely to inherit trait Y.

• Amy’s children will not inherit trait Y.         

All animals look like their parents when they are young.

• True

• False

Heredity takes place in humans only.

• True

• False

Scavengers like hyenas and vultures feed on dead bodies of animals.

• True

• False

Human beings have 23 chromosomes.

• True

• False