EASY
RRB NTPC CBT 1
IMPORTANT
Earn 100

The crescograph, a device for measuring growth in plants, was invented by _____.

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Important Questions on Life Science

MEDIUM
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 101

An Assertion (A) and Reason (R) are given below :

Assertion (A): Plants convert light energy into chemical energy during the process of photosynthesis.

Reason (R): Sugar produced from photosynthesis by plants is used by human beings as a source of energy.

Choose the correct option: 

EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 102
What is Geotropism?
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 103
Which of the following is not required for photosynthesis?
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 104
Green plants make their food in the presence of _____.
MEDIUM
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 105
RuBP enzyme is required for _____.
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 106
The other term for genetic engineering is _____.
MEDIUM
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 107
Biotechnology means _____.
EASY
RRB NTPC CBT 1
IMPORTANT
Study Package RRBs NTPC For Graduate & Under Graduate Posts ONLINE EXAM (1st Stage) 2019>Chapter 53 - Life Science>Practice Exercise>Q 108
In 2013, the first human liver was grown from stem cells in _____.