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Question 1
Given below are two statements, one labelled as Assertion (A) and the other as Reason (R).
Assertion (A) :Most of the vitamins are not synthesised in human body.
Reason (R) : Human organs synthesise only essential micronutrients
Select the correct answer from the codes given below :
Question 2
Which one of the following can be used to confirm whether drinking water contains gamma-emitting isotopes or not?
Question 3
Match List-I with List-II, and select the correct answer using the codes given below:
List-I List-II
Electromagnetic waves - Wavelength Range
A) X-rays - 1. 7.8 x 10-7 m to 10-3 m
B) Gamma rays - 2. 10-3 m to 1 m
C) Infra-red rays - 3. 10-10 m to 10-8 m
D) Short radio waves - 4. 10-14 m to 10-10 m
Codes:
Question 4
Which of the following pairs is an example of Homology? Select the correct answer using the codes given below the pairs.
a. Wings of Butterflies and bats
b. Vertebrae of Giraffe and Whale
c. The pelvis of Dog and Vestigial bones of Snake
Codes:
Question 5
With reference to Xylem and Phloem, which of the following statements is/are correct?
1) Phloem transports water from the roots to the leaves.
2) Xylem transports food from the leaves to rest of the plant.
Select the answer using the code given below:
1) Phloem transports water from the roots to the leaves.
2) Xylem transports food from the leaves to rest of the plant.
Select the answer using the code given below:
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Dec 29MPSC
