कणीय तत्व (Particulate Matter) क्या है?
What is Particulate Matter (PM)?
Collection of verified questions for Vividh Biology under General Science. Includes previous year exam questions with official answer keys and step-by-step solutions.
What is Particulate Matter (PM)?
An Auxanometer is used for:
With reference to crop rotation, which of the following statements is/are correct? 1. Deep-rooted crops should be followed by crops of the same type. 2. Leguminous crops should be followed by non-leguminous crops. Select the correct answer using the code given below:
Consider the following statements: Assertion (A): Among soil types, clay holds the maximum amount of water. Reason (R): Clay possesses large pore spaces. Select the correct answer using the code below:
Wax emulsion is used on fruits and vegetables to:
Censer mechanism of seed dispersal is found in:
“The last assault of Agent Orange in Vietnam was in 1970... 19 years after the war, it is evident that Agent Orange is still causing cancer, miscarriages, and congenital deformities...” What was Agent Orange?
The sweet taste of fruits is caused by:
Which one of the following is not correctly matched?
Liver fluke lives in the bile duct of:
Match List-I with List-II and select the correct answer using the codes given below: List-I (Characteristic) List-II (Organism) A. Wingless insect 1. Kiwi B. Flightless bird 2. Silverfish C. Limbless reptile 3. Turtle D. Lungless creature 4. Snake 5. Fish Code:
Which of the following is commonly used for adulteration in mustard oil?
In Latin America, a person of mixed European and Amerindian ancestry is called:
The age of the oldest rock groups is determined by:
Consider the following statements: 1. Common green algae Spirogyra and Ulothrix are found in both fresh water bodies and oceans. 2. Chameleon can look forward with one eye and backward with the other at the same time. Which of the statements given above is/are correct?
Which of the following was used as a chemical weapon during World War I?
Match List-I with List-II and select the correct answer using the code given below: List-I List-II A. Fruit 1. Ovule B. Seed 2. Leaf C. Wood 3. Stem D. Starch 4. Ovary Code:
Which of the following animals cannot digest fiber well?
Which of the following statements is/are correct regarding Eutrophication? 1. It decreases dissolved oxygen in water. 2. It is a phenomenon of nutrient enrichment of a water body. Select the correct answer using the code below:
Kiwi is:
Distinct blooms in estuaries caused by prolific growth of pigmented dinoflagellates are called:
Carbon dating is used to determine the age of:
A bio-injector (jet injector) is a:
Match List-I with List-II and select the correct answer using the codes given below: List-I List-II A. Silicon carbide 1. Photosynthesis B. Carbon fibers 2. Refrigerant C. Carbon dioxide 3. Artificial diamond D. Dichlorodifluoromethane 4. Aircraft Code:
The world's most problematic aquatic weed is: