GENERAL INSTRUCTIONS (Please read the following instructions very carefully)
1. Question marks are mentioned with each Question.
2. Please write neat and clean hand-writing on Answer Sheet. Use Margin on right side and left side of Answer Sheet.
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4. Do not click the button Submit Test before completing the paper on Answer Sheet.
5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
6. Take photo of all the Sheets and make single pdf file.
1
Autotrophic mode of nutrition requires _______________
and
Chlorophyll
Sunlight
All of these
2
The process by which food is taken in by an organism and used by body is called ____________________
Digestion
Nutrition
Living Process
Food
3
The leaves have a green pigment called ______________ .
hotosynthsis
Cell
None of these.
4
Starch is a kind of ___________________
Carbohydrate
Fats
Protein
Vitamin
5
_____________________ can not occur in the dark and the of source of light for the plant is sunlight.
Photosynthesis
Light
Plant
6
The green coloured pigment called ________________.
Chromophyll
leuckophyll
None of these
7
Plants absorb water and minerals from the soil through their _______________ .
Root and Stem.
Leaves and Roots.
Roots and Leaves.
8
The rate of photosynthesis increases on ________________ the concentration of carbon dioxide in the atmosphere.
Decrease
Balanced
Increase
9
________________ is considered as the most important factors affecting photosynthesis ?
Water
Carbon dioxide
All of these.
10
Which of the following are correct ?
(a) The rate of photosynthesis increases on decreasing the concentration of carbon dioxide in the atmosphere.
(b) Water is considered one of the most important factors affecting photosynthesis.
Only (a)
Only (b)
Both (a) and (b)
None oh these
11
DIRECTION : The questions in this segment consists of two statments, one labelled as "Assertion A " and the other labelled as "Reason R ". You are to examine these two statements carefully and decide if the Assertion A and Reason R are individually true and if so, whether the reason is a correct explanation of the assertion. select your answers to these items using codes given below.
Assertion (a) : Water and minerals present in soil are absorbed by roots and transported to leaves.
Reason (R) : Carbon dioxide from air is taken through stomata present on the surface of leaves.
Both A and R are true and R is the correct explanation of A.
Both A and R are true but R is not the correct explanation of A.
A is true but R is false.
A is false but R is true.
12
(a) Photosynthesis cannot occur in the dark and the source of light for the plants is sunlight
(b) The atmosphere contains 0.03% of carbon dioxide among other gases. Plants take in carbon dioxide from the air.
Both (a) and (b).
13
Chlorophyll is present in an animal cell.
True
False
Some times
Yes, in the chloroplast
14
Which of the following is correct?
(a) Green plants are called producers.
(b) All green plants make their own food by the process of photosynthesis.
(c) The green coloured pigment called chlorophyll present in the roots.
Only (a) and (b) are correct.
Only (b)and (c) are correct.
Only (b) is correct.
15
What is the name of the small openings at the bottom of plant leaves where most transpiration occurs ?
Cuticle
Guard cells
Stomata
Trichomes