Magnetic effect of electric current/one shot explanation / support material/Full explanation/2023-24

A coil carrying electric current is placed in uniform magnetic field

Heating Effect in Current Electricity

Which one gives the most valid and recent explanation for stomatal movement?

Which one gives the most valid and recent explanation for stomatal movements?

Which one gives the most valid and recent explanation for stomatal movement?

When a source of sound passes us, whether it be a car horn or a train whistle, the pitch we hear goes from high to low. Explain why. Use any relation to support your explanation.

Given below are assertion and reason. Point out if both are correct with reason being true explanation (A), both correct but reason is not true explanation (B), assertion correct Assertion upto ovulation oocyte has released one polar body. Reason, Released oocyte in the fallopian tube is in secondary metaphase stage.

Given below are assertion and reason. Point out if both are correct with reason being correct explanation (A), both true but reason is not correct explanation (B), assertion true but reason is wrong (C), both are wrong (D). Assertion. Thick layers of muscles are present in the wall of alimentary canal. Reason. These muscles help in mixing of food materials with enzymes coming from glands of alimentary canal.Â

Among the three allotropes of an element, one is a good electrical conductor, the second one is known to be one of the hardest materials and the third one has a molecular form with an truncated icosahedral structure. The element is:

Biometric genetics is connected with (a) Effect of radiation on living organisms (b) Biochemical explanation of genetic phenomena (c) Effect of environment of genetic set up of organisms (d) Inheritance of quantitative traits