Q56. Which of the following statements is/are correct? Virus can infect 1. Bacteria 2. Fungi 3. Plants Select the correct answer using the code given below:

Which of the following statements is/are correct? Viruses can infect 1. Bacteria 2. Fungi 3. Plants Select the correct answer using the code given below.

Consider the following: 1. Bacteria 2. Fungi 3. Virus Which of the above can be cultured in artificial/synthetic medium?

With reference to the food chains in ecosystems, which of the following kinds of organism is/are known as decomposer organism/organisms? 1. Virus 2. Fungi 3. Ba

Which of the following statements is/are correct? 1. Viruses lack enzymes necessary for the generation of energy 2. Viruses can be cultured in any synthetic med

Consider the following kinds of organisms: 1. Bacteria 2. Fungi 3. Flowering plants Some species of which of the above kinds of organisms employ biopesticides?

Consider the following statements: 1. Biofilms can form on medical implants within human tissues. 2. Biofilms can form on food and food processing surfaces. 3.

Consider the following statements: 1. Some microorganisms can grow in environments with temperature above the boiling point of water. 2. Some microorganisms can

Which of the following statements is/are correct regarding vegetative propagation of plants? 1. Vegetative propagation produces a clonal population. 2. Vegetati

Due to some reasons, if there is a huge fall in the population of species of butterflies, what could be its likely consequence/consequences? 1. Pollination of s

Recombination DNA technology (Genetic Engineering) allows genes to be transferred: 1. Across different species of plants 2. From animals to plants 3. From micro

With reference to “Gucchi” sometimes mentioned in the news, consider the following statements: 1. It is a fungus. 2. It grows in some Himalayan forest areas. 3.

Consider the following statements: 1. Some mushrooms have medicinal properties. 2. Some mushrooms have psychoactive properties. 3. Some mushrooms have insectici

Consider the following statements: 1. Adenoviruses have single stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is som

Which of the following have species that can establish a symbiotic relationship with other organisms? 1. Cnidarians 2. Fungi 3. Protozoa Select the correct ans

With reference to ‘stem cells’, frequently in the news, which of the following statements is/are correct? 1. Stem cells can be derived from mammals only. 2. Ste

Consider the following statements: 1. Femur is the longest bone in the human body. 2. Cholera is a disease caused by bacteria. 3. ‘Athlete’s foot’ is a disease

Mycorrhizal biotechnology has been used in rehabilitating degraded sites because mycorrhiza enables the plants to 1. Resist drought and increase absorptive area

Which of the following statements are correct regarding the general difference between plant and animal cells? 1. Plant cells have cellulose cell walls whilst a

Consider the following statements in respect of probiotics: 1. Probiotics are made of both bacteria and yeast. 2. The organisms in probiotics are found in food

There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why? 1. They c

Consider the following 1. Birds 2. Dust blowing 3. Rain 4. Wind blowing Which of the above spread plant diseases?

In nature, which of the following is/are most likely to be found surviving on a surface without soil? 1. Fern 2. Lichen 3. Moss 4. Mushroom Select the correct

Consider the following statements: 1. Dengue is a protozoan disease transmitted by mosquitoes. 2. Retro-orbital pain is not a symptom of dengue. 3. Skin rash an

‘RNA interference (RNAi)’ technology has gained popularity in the last few years. Why? 1. It is used in developing gene-silencing therapies. 2. It can be used i

In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person? 1. Iris scanning 2. Retinal scanning 3. Voi

With reference to Neem tree, consider the following statements: 1. Neem oil can be used as a pesticide to control the proliferation of some species of insects a

Consider the following kinds of organisms: 1. Bat 2. Bee 3. Bird Which of the above is/are pollinating agent/agents?

Consider the following statements: 1. Genetic changes can be introduced in the cells that produce eggs or sperms of a prospective parent. 2. A person’s genome c

Consider the following pairs: | Commonly used/consumed materials | Unwanted or controversial chemicals likely to be found in them | | :--- | :--- | |

H1N1 virus is sometimes mentioned in the news with reference to which one of the following diseases?

Consider the following pairs: | Vitamin Deficiency | Disease | | :--- | :--- | | 1. Vitamin C | Scurvy | | 2. Vitamin D | Rickets | | 3. Vitamin E |

Consider the following diseases: 1. Diphtheria 2. Chickenpox 3. Smallpox Which of the above diseases has/have been eradicated in India?

Which of the following diseases can be transmitted from one person to another through tattooing? 1. Chikungunya 2. Hepatitis B 3. HIV-AIDS Select the

"Membrane Bioreactors" are often discussed in the context of:

Which one of the following is synthesised in the human body that dilates blood vessels and increases blood flow?

Consider the following activities: 1. Identification of narcotics on passengers at airports or in aircraft 2. Monitoring of precipitation 3. Tracking