Photosynthesis

What gives the plant energy to make its food?

• Sunlight

• Oxygen

• Soil

• Water

What is the green coloured pigment present in plants called?

• Carotene

• Chlorophyll

• Carbon dioxide

• starch

What is the source of the food -milk?

• Plant source

• Animal source

• Both are correct

• None are correct

______________ is the most important factor for photosynthesis.

• Temperature

• Water

• Sunlight

• Chlorophyll

Living organisms that can manufacture their own food ______________

• Heterotrophs

• Plants

• Autotrophs

• None of the above

What are the end - products of the photosynthetic process ?

• Glucose , Carbon - Dioxide

• Oxygen , Glucose , Water

• Glucose , Oxygen

• None of the above

Light of very high intensity destroys ____________________ and reduces Photosynthesis

• Co2

• Temperature

• Water

• Chlorophyll

What are the essential factors of Photosynthesis?

• Sunlight , Carbon - Dioxide , Temperature,Water , Oxygen

• Sunlight , Glucose , Carbon dioxide ,Water , Chloroplast

• Sunlight , Carbon - Dioxide , Temperature,Water ,Chlorophyll

• Sunlight ,water,soil

What is released during photosynthesis ?

• Oxygen

• Carbon Dioxide

• All of the above

• None of the above

The Chlorophyll is present in the _____________ of the cells .

• Stomata

• Chloroplast

• Epidermis

• None of the above