1. Which is a special excretory cell found in Platyhelminthes which acts like a kidney, and the flame cell does the work of removing waste material through filtration?

1. Kunchikal Falls in Karnataka forms the Varahi River.

2. It is located in Shimoga district of Karnataka state.

3. Forms other waterfalls of Karnataka state.

- Sharavati River: Jog Falls

- Kaveri River: Shivasamudram Falls

- Godavari River: Maneshree Falls

- Krishna River: Hukka Falls

1. Of the following in India, the 'Bunni' breed of buffalo is mainly found in Gujarat.

2. Banni buffalo, also known as "Kutchhi" or "Kundi", is a breed of buffalo found primarily in the Kutch district of Gujarat, India.

3. This breed is known for its high milk production capacity, disease resistance and adaptability to dry environments.

1. The book titled 'My Journey: Transforming Dreams into Action' is written by former President of India, Dr. A.P.J. It is the autobiography of Abdul Kalam.

2. This book describes his journey from childhood to becoming the President of India.

3. Dr. A.P.J. Abdul Kalam Saheb served as the 11th President of India from 2002 to 2007.

4. Thus he came to be known as the Missile Man of India for his work on the development of ballistic missiles and launch vehicle technology.

1. Among the following revolutionaries, Surya Sen was known as 'Master Da'.

2. He was an Indian revolutionary who led the Chittagong Armory Raid of 1930.

3. He was a school teacher by profession and was popularly known as Master Da.

4. In 1918, he was elected as the President of the Chittagong branch of the Indian National Congress.

1. White-bellied Heron naturally inhabits the north-eastern region of India.

2. The bellied Heron is a bird which is mostly found in the low-altitude marshy areas of the Himalayas.

3. It is also called imperial heron in India.

4. In the year 2007, it was listed as 'Critically Endangered' in the Red List of the International Union for Conservation of Nature (IUCN).

1. 'Yakhni', a curd-based gravy dish, is traditionally made in Jammu and Kashmir, India.

2. In India, Yakhni is one of the most popular meat dishes. As -

- Mutton Yakhni: It is a traditional Indian dish made from lamb meat.

- Chicken Yakhni: It is a popular Indian dish made from chicken meat.

- Fish Yakhni: It is a popular Indian dish made from fish meat.

- Vegetable Yakhni: It is a delicious vegetarian dish made from vegetables.

1. Hydrogen matches the properties of the first group and seventh group of the periodic table.

2. Following is some additional information about the properties of hydrogen.

- Hydrogen is a highly flammable gas.

-Hydrogen is a major component of water.

- Hydrogen can be used as fuel.

Hydrogen is used in the chemical industry to make many types of products.