Photosynthesis

Question 1

What are autotrophs

Answer 1

Organisms that prepare their own food

Question 2

What are heterotrophs

Answer 2

Organisms that can’t prepare their own good

Question 3

What is the formula for photosynthesis

Answer 3

Sunlight
Carbon dioxide + water ⟶⟶⟶⟶⟶ Glucose + oxygen
Chlorophyll

Question 4

Which part of the plant is food manufactured in

Answer 4

Leaves

Question 5

Function of the root hair cell

Answer 5

To absorb water and nutrients from the soil

Question 6

Function of the xylem vessel

Answer 6

It’s function is to carry water and minerals in one direction - towards the elaves

Question 7

What is Transpiration

Answer 7

The process by which plants lose water vapour from the leaves.

Question 8

In photosynthesis, photo means _____1___________ and synthesis means ______2____________

Answer 8

1. light
2. making

Question 9

Where does transpiration occur?

Answer 9

In the leaves

Question 10

State the processes in nutrition in animals

Answer 10

1. Ingestion
2. Digestion
3. Absorption
4. Assimilation
5. Egestion.

Question 11

What is ingestion?

Answer 11

Taking food into your body

Question 12

What is digestion?

Answer 12

Breaking food down into simple substances

Question 13

What is absorption?

Answer 13

Taking the food into the blood vessels in the intestine

Question 14

What is assimilation

Answer 14

Breaking down absorbed food into components like vitamins, proteins

Question 15

What is egestion

Answer 15

excretion or taking out waste material

Question 16

The carbohydrates are stored in the form of ______ in plants.

Answer 16

starch

Question 17

Insectivorious relation meaning

Answer 17

This means insect eating, deriving nutrition from insects

Question 18

What are saprophytes? What is a Saprophytic relation?

Answer 18

An organisms that eats dead or decaying matter for nutrition

Question 19

Rate of photosynthesis is fastest in which colour light?

Answer 19

Red light is the best. Followed by blue and then green thirdly.

Question 20

Function of the xylem vessel

Answer 20

To transport minerals and water in one direction, towards the leaves.

Question 21

Phloem transports food in _______ direction.

a) one

b) bi

c) multi

Answer 21

b) bi.

Both in upwards and downwards directions