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Practice General science Common Questions and Answers

Which vitamin is essential for RBC formation?
Which vitamin is also known as Vitamin-B2?
Match the Column I with Column II and select the correct answer using the codes given below: Column I (Molecule) A. Proteins B. Carbohydrates C. Nucleic ac...
Bulb is an underground condensed
The arrangement of leaves on stems or its branches is
Main function of leaf is
In blood, platelets are required for
Which element is the constituent of the chlorophyll molecule?
Which of the following is not a purpose of transpiration?
The rate of transpiration accelerates due to
Muscle fatigue is due to the accumulation of
In Egypt, ancient mummies can be found to have their arteries intact due to well-preserved
The main thinking part of the brain is:
Presbyopia is a visual defect caused by:
Which one of the following is not a part of nerves?
Which of the following pairs of vector and disease is/are correctly matched? Vector Disease Anopheles — Malaria Aedes aegypti — Chikungunya Tsetse fly...
Study the following questions carefully and choose the right answer: The main thinking part of the brain is the _______?
Kindly Study the following questions carefully and choose the right answer: Which of the following is/are true about the human heart? I. The heart has va...
Kindly Study the following questions carefully and choose the right answer: Transpiration is mainly effective during _______ ?
Kindly Study the following questions carefully and choose the right answer. Human saliva contains an enzyme called salivary amylase that breaks down star...
Kindly Study the following questions carefully and choose the right answer. Organisms using simple food material acquired from inorganic sources in the f...
Kindly Study the following questions carefully and choose the right answer. In plants, the carbohydrates which are not used immediately are stored in the...
Kindly Study the following questions carefully and choose the right answer. The exchange of gases takes place in the leaves through these pores for the p...
Kindly Study the following questions carefully and choose the right answer. Which of the following is/are true with respect to Amoeba? I. It is a multi-c...
A person rings a metallic bell near a strong concrete wall. He hears the echo after 0.3 s. if the sound moves with a speed of 340 m/s, how far is the wall ...
Which one of the following physical quantities is the same for molecules of all gases at a given temperature?
Tungsten is used for the construction of filament in an electric bulb because of its
Inactive Nitrogen and Argon gases are usually used in electric bulbs in order to
Two layers of a cloth of equal thickness provide warmer covering than a single layer of cloth with double the thickness. Why?
The position, relative size and nature of the image formed by a concave lens for an object placed at infinity are respectively
Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because
When hard water is evaporated completely, the white solid remains in the container. It may be due to the presence of 1. Carbonates of Ca and Mg 2. Sulphate...
Which one among the following fuels is used in gas welding?
Which one of the following gases is supporter of combustion?
Consider the following statements Statement I: Clay layers are poor aquifers. Statement II: The inter-particle space of clay minerals is the least. Select ...
Addition of ethylene dibromide to petrol
Nitric oxide pollution can lead to all of the following, except
Which of the following statements is/are correct? 1. Amnion contains fluid. 2. Ultrasound scan can detect the sex of an embryo. Select the correct answer u...
Which of the following solutions will not change the colour of blue litmus paper to red? 1. Acid solution 2. Base solution 3. Common salt solution Select...
NaOH + HC1 -> NaCl + H₂ O in the given chemical reaction

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