The pollen grains of the following plant causes asthma in man:
A) Parathenium
B) Neem
C) Heavea
D) Jatropa
1 Answers
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The correct sequence of human ancestors in increasing brain capacities. a. Neanderthal man b. H. erectus c. Cromagnon man d. H. habilis e. Australopit
Correct Answer - e-d-b-a-c
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A man standing on a moving escalator, completes a certain distance in time `t_(1)`. If the escalator does not move then man covers this distance in ti
Correct Answer - (i)`(t_(1)t_(2))/(t_(1)+t_(2))`, (ii)`(t_(1)t_(2))/(|t_(1)-t_(2)|)`
2 Answers 3 views
The food grains purchased and kept in stock by the government of India through FCI is called ………………
C) buffer stock
2 Answers 1 views
Examples for coarse grains or nutrient grains. 1. Jowar 2. Ragi 3. Bajra
Correct option is C) 1, 2, 3
2 Answers 1 views
This is the method adopted by government to increase the availability of food grains
B) Selling from its existing stocks.
2 Answers 1 views
A man shouts loudly close to a high wall. He hears an echo. If the man is at 40 m from the wall, how long after the shout will the echo be heard?
Given: s = 40m, v = 330 m/s To Find: time (t) Formula: Time = distance \(\frac{distance}{speed}\) Calculation: The distance travelled by the sound wave = 2 × distance from man to wall. = 2 × 40...
2 Answers 43 views
Read the following information A pea plant having two copies of the gene for tallness (TT) pollinates with a pea plant having two
Answer is (B) Only Tt
2 Answers 1 views
Pollen grains are produced by
(A) Male flower
2 Answers 1 views
Complete the following food chain. Grains → Rat → Cat → ?
The correct answer is B) Fox
2 Answers 1 views
The pollengrains of this weed plant, causes allergy
(C) Parthenium
2 Answers 1 views