Questions

Here from the above options, Algae is an Autotroph.

Autotrophs : 

An Autotroph is also called as Producer, is an organism that produces complex organic compounds from simple substances present in its surroundings, generally using energy from light or inorganic chemical reactions.

Himachal Pradesh

From the given options, Though is the only word which gives sense for the sentence. Hence, Though pompous he was an entertaining person.

Numismatist: someone who studies or collects coins, paper money, or medals.

Philatelist: a person who collects stamps.

Ornithologist: a person who studies on birds.

Statistician: an expert in the preparation and analysis of statistics.

An ETF, or exchange-traded fund, is a marketable security that tracks an index, a commodity, bonds, or a basket of assets like an index fund.

•Unlike mutual funds, an ETF trades like a common stock on a stock exchange.

•ETFs experience price changes throughout the day as they are bought and sold.

•ETFs typically have higher daily liquidity and lower fees than mutual fund shares, making them an attractive alternative for individual investors.