Plant Physiology-Mineral Nutrients [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology]: Questions 1 - 7 of 44
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Question 1
Question MCQ▾
Hydroponics is
Choices
Choice (4) | Response | |
---|---|---|
a. | Growing of plants in sand | |
b. | Growing of floating aquatic plants | |
c. | Growing of aquatic plants | |
d. | Growing of plants in aqueous balanced nutrient |
Question 2
Question MCQ▾
A trace element is an element which
Choices
Choice (4) | Response | |
---|---|---|
a. | Was one of the first to be discovered in protoplasm | |
b. | Is a radioactive and can be traced by Geiger counter | |
c. | Is required in very minute amounts | |
d. | Draws other element out of protoplasm |
Question 3
Question MCQ▾
Which of the following is not a macro-nutrient?
Choices
Choice (4) | Response | |
---|---|---|
a. | Mn | |
b. | P | |
c. | Mg | |
d. | Ca |
Question 4
Question MCQ▾
Knot like bodies known as ‘nodules’ found in the roots of groundnut plant are produced by
Choices
Choice (4) | Response | |
---|---|---|
a. | Azotobacter | |
b. | Pseudomonas | |
c. | Azospirillum | |
d. | Rhizobium |
Question 5
Question MCQ▾
Essential microelements are
Choices
Choice (4) | Response | |
---|---|---|
a. | Absorbed from soil | |
b. | Produced by growth hormones | |
c. | Produced by enzymes | |
d. | Manufactured during photosynthesis |
Question 6
Question MCQ▾
Non-essential element in plant is
Choices
Choice (4) | Response | |
---|---|---|
a. | Potassium | |
b. | Barium | |
c. | Calcium | |
d. | Magnesium |
Question 7
Question MCQ▾
Which of the following essential element is necessary in plants for protein synthesis?
Choices
Choice (4) | Response | |
---|---|---|
a. | Phosphorus | |
b. | Calcium | |
c. | Magnesium | |
d. | Nitrogen |